CN210671947U

CN210671947U - Tea leaf drying machine

Info

Publication number: CN210671947U
Application number: CN201921621103.4U
Authority: CN
Inventors: 吴建明; 柳荣祥; 倪伟伦
Original assignee: Huzhou Jiasheng Tea Industry Co ltd
Current assignee: Huzhou Jiasheng Tea Industry Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-06-05
Anticipated expiration: 2029-09-26

Abstract

The utility model relates to a tea dryer, which comprises a frame, a roller rotatably arranged on the frame, a driving device driving the roller to rotate, an air pipe penetrating through the roller, a blower communicated with the air pipe, a hollow pipe sleeved on the air pipe and an electric heating device heating the hollow pipe; wherein the tuber pipe rotates with the axle center with the cylinder to be connected, and the one end that the hair-dryer was kept away from to the tuber pipe is sealed, and a plurality of through-hole one has been seted up to the lateral wall of tuber pipe, and the hollow tube rotates to be connected in the cylinder, and a plurality of through-hole two has been seted up to the lateral wall of hollow tube, and the interior week lateral wall of cylinder is fixed with a plurality of puddler, and a plurality of hole of airing exhaust has been seted up to the lateral wall of cylinder, the lateral wall of cylinder is equipped with the apron of feed inlet and closed feed inlet, can turn the tealeaves of stoving in-process.

Description

Tea leaf drying machine

Technical Field

The utility model relates to a tea-making equipment technical field especially relates to a tealeaves desiccator.

Background

China is the hometown of tea, tea is a national treasure in China, tea drinking is the national essence in China, and tea is a symbol of the national spiritual civilization in China. The quality of tea leaves is greatly related to the quality of original leaves and the subsequent tea making process.

Wherein, the drying and aroma improvement are very important processes in the tea making process, and the aim is to evaporate the redundant water in the tea leaves, so that the tea leaves have unique taste and rich fire aroma, and the tea leaves are improved and the quality of the tea leaves is fixed, thereby being beneficial to storage.

The traditional baking process generally adopts a tea dryer, a heat source generally adopts electric heating to heat air, and the heat of the air is conducted to the tea on a mesh screen, so that the tea is baked. However, the tea leaves cannot be turned in the tea leaf drying process of the traditional tea leaf dryer, so that the drying efficiency of the tea leaves is reduced, and meanwhile, the tea leaves are heated unevenly, and the quality of the tea leaves is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tealeaves desiccator can turn the tealeaves of stoving in-process, makes tealeaves be heated more evenly at the stoving in-process, is favorable to improving the drying efficiency and the quality of tealeaves.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a tea dryer comprises a rack, a roller rotatably arranged on the rack, a driving device for driving the roller to rotate, an air pipe penetrating through the roller, a blower communicated with the air pipe, a hollow pipe sleeved on the air pipe and an electric heating device for heating the hollow pipe; wherein the tuber pipe rotates with the axle center with the cylinder to be connected, and the one end that the hair-dryer was kept away from to the tuber pipe is sealed, and a plurality of through-hole one has been seted up to the lateral wall of tuber pipe, and the hollow tube rotates to be connected in the cylinder, and the lateral wall of hollow tube has seted up a plurality of through-hole two, and the interior week lateral wall of cylinder is fixed with a plurality of puddler, and a plurality of hole of airing exhaust has been seted up to the lateral wall of cylinder, the.

Adopt above-mentioned technical scheme, place tealeaves in the cylinder through the feed inlet, close the apron, start electric heater unit, treat when the temperature in the cylinder risees to suitable value, start the hair-dryer and carry compressed air toward the tuber pipe in, compressed air passes through the tuber pipe inner chamber in proper order, through-hole one, through-hole two, at last via the hole cylinder of airing exhaust, heat transfer on the hollow tube passes through in compressed air's the flow transmits to tealeaves during, heat tealeaves, it rotates to start drive arrangement drive cylinder simultaneously, thereby puddler on the cylinder stirs the upset to tealeaves, make tealeaves can contact the compressed air after more heats, it is more even to make tealeaves be heated, thereby improve drying efficiency.

The utility model discloses further set up to: the hole opening of the second through hole is provided with a section of hollow branch pipe which extends outwards along the radial direction of the roller, one end of the hollow branch pipe, which is far away from the hollow pipe, is sealed, and the side wall of the hollow branch pipe is provided with a plurality of third through holes.

By adopting the technical scheme, the inner cavity of the air pipe is communicated with the inner cavity of the roller through the third through hole, and hot air flows into the roller through the third through hole; the tea leaves in the roller form a tea ball, the hollow pipe only heats the local part of the tea ball, even if hot air is transmitted, the heating effect is not obvious enough, the hollow branch pipe is equivalent to the root hair separated by the hollow pipe and extends into each part of the tea ball, so that the tea leaves are heated more uniformly, and the drying efficiency is improved; simultaneously when the relative hollow branch pipe of cylinder rotates, hollow branch pipe still plays the stirring effect to tealeaves, superposes mutually with the stirring effect of puddler, has improved stirring efficiency more.

The utility model discloses further set up to: the stirring rods are divided into a plurality of groups, the hollow branch pipes are divided into a plurality of groups, and each group of hollow branch pipes is respectively positioned between two adjacent groups of stirring rods.

By adopting the technical scheme, the arrangement rationality between the stirring rod and the hollow branch pipe is improved, so that the heating efficiency and the stirring efficiency are improved, and the drying efficiency is improved.

The utility model discloses further set up to: and the stirring rods face to the radial direction of the roller, and a spiral line taking the axis of the roller as a central line is formed between the connecting points of the stirring rods and the inner wall of the roller.

Adopt above-mentioned technical scheme, make the puddler form similar spiral leaf, when carrying out radial stirring to tealeaves, still play the axial displacement who drives tealeaves, make the stirring more abundant, improve drying efficiency.

The utility model discloses further set up to: and the side wall of one hollow branch pipe is provided with three groups of through holes, and the three groups of through holes are symmetrically arranged on two sides of the hollow branch pipe along the axis direction of the roller.

Adopt above-mentioned technical scheme, when the relative hollow branch pipe of puddler rotated, hot-blast via three can transmit to around two sets of puddlers more fast of through-hole on, play the heating effect to the puddler, the puddler after the heating carries out heat transfer to tealeaves when stirring to tealeaves, and the two superposes mutually to the drying efficiency of tealeaves has been improved.

The utility model discloses further set up to: the cross section of the stirring rod is rhombic, and the longer diagonal line of the rhombus is positioned in the radial surface of the roller.

By adopting the technical scheme, the relatively flat surface of the stirring rod is opposite to the direction of the third through hole, so that the contact area between the stirring rod and hot air from the third through hole can be increased, and the heating efficiency of the stirring rod is improved; meanwhile, the tip of the stirring rod faces to the rotation direction of the stirring rod, so that the resistance applied to tea leaf stirring can be reduced, and the overall operation efficiency is improved.

The utility model discloses further set up to: the rotary connection between the rotary drum and the air pipe and the rotary connection between the rotary drum and the hollow pipe are rotary sealing connection.

By adopting the technical scheme, the loss of hot air can be reduced, and the loss of heat can be reduced, so that the heat preservation capacity of the roller can be improved.

The utility model discloses further set up to: the driving device comprises a stepping motor which rotates forwards and then reversely at a certain angle and circulates in this way, a first chain wheel fixed on an output shaft of the stepping motor and a second chain wheel fixed at one end of the roller, wherein the first chain wheel and the second chain wheel are connected through chain transmission.

Adopt above-mentioned technical scheme, stir the tealeaves in the cylinder through positive reverse in turn, improve the stirring efficiency of tealeaves.

To sum up, the utility model discloses following beneficial effect has:

1. through the arrangement of the air pipe, the hollow pipe and the hollow branch pipe, compressed air sequentially passes through an inner cavity of the air pipe, the first through hole, the second through hole and the third through hole and is finally discharged out of the roller through the exhaust hole, heat on the hollow pipe is transferred into tea leaves through the flow of the compressed air during the period, the tea leaves are heated, and meanwhile, the driving device is started to drive the stirring rod to stir and turn over the tea leaves, so that the tea leaves are uniformly heated, and the drying efficiency is improved;

2. the hollow branch pipe is inserted between the two groups of stirring rods, hot air exhausted by the hollow branch pipe heats the stirring rods while heating the tea, the heated stirring rods also heat the tea while stirring the tea, and the heated stirring rods and the tea are superposed, so that the tea is heated more uniformly, and the drying efficiency is improved;

3. through setting up the puddler of rhombus, the orientation of the relatively flat one side of puddler just to through-hole three can improve the heating area for the heating of puddler, the pointed end of puddler can reduce the stirring resistance on being located the puddler rotation direction, improves the efficiency of integrated device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a front sectional view of the present invention.

In the figure, 1, a frame; 2. a drum; 3. a drive device; 4. an air duct; 5. a blower; 6. a hollow tube; 7. an electric heating device; 21. a feed inlet; 22. a cover plate; 23. an air exhaust hole; 24. a stirring rod; 31. a stepping motor; 32. a chain wheel I; 33. a second chain wheel; 41. a first through hole; 61. a second through hole; 62. a hollow branch pipe; 63. and a third through hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A tea dryer is shown in figure 1 and comprises a rack 1, a roller 2 rotatably arranged on the rack 1, a driving device 3 driving the roller 2 to rotate, an air pipe 4 penetrating the roller 2, a blower 5 communicated with the air pipe 4, a hollow pipe 6 sleeved on the air pipe 4 and an electric heating device 7 heating the hollow pipe 6.

As shown in fig. 1, the roller 2 is horizontally arranged in the frame 1 and is rotatably connected with the frame 1, and the side wall of the roller 2 is provided with a feed port 21 and a cover plate 22 for closing the feed port 21; tuber pipe 4 and frame 1 fixed connection, the coaxial rotation of the relative cylinder 2 of tuber pipe 4, rotation between tuber pipe 4 and the cylinder 2 is connected for rotating sealing connection, and the one end that hair-dryer 5 was kept away from to tuber pipe 4 is sealed, and a plurality of through-hole 41 has been seted up to the lateral wall of tuber pipe 4.

As shown in fig. 1, a hollow pipe 6 is fixedly connected with a rack 1, the hollow pipe 6 coaxially rotates relative to a roller 2, the rotating connection between the hollow pipe 6 and the roller 2 is rotating sealing connection, the side wall of the hollow pipe 6 is provided with a plurality of second through holes 61, the openings of the second through holes 61 radially extend outwards along the roller 2 to form a section of hollow branch pipe 62, one end of the hollow branch pipe 62 far away from the hollow pipe 6 is closed, and the side wall of the hollow branch pipe 62 is provided with a plurality of third through holes 63; compressed air of the blower 5 flows into the inner cavity of the roller 2 through the inner cavity of the air pipe 4, the first through hole 41, the second through hole 61 and the third through hole 63 in sequence, tea leaves in the roller 2 are heated, and finally the tea leaves are discharged through the plurality of air exhaust holes 23 formed in the side wall of the roller 2.

As shown in figure 1, a plurality of stirring rods 24 are fixed on the inner circumferential side wall of the drum 2, the stirring rods 24 face to the radial direction of the drum 2, the cross section of each stirring rod 24 is in a diamond shape, and the longer diagonal line of each diamond shape is positioned in the radial plane of the drum 2.

As shown in fig. 2, a spiral line using the axis of the drum 2 as a central line is formed between the connection points of the stirring rods 24 and the inner wall of the drum 2, the stirring rods 24 are divided into a plurality of groups, the hollow branch pipes 62 are divided into a plurality of groups, each group of hollow branch pipes 62 are respectively located between two adjacent groups of stirring rods 24, the side wall of one hollow branch pipe 62 is provided with two groups of through holes three 63, and the two groups of through holes three 63 are symmetrically arranged on two sides of the hollow branch pipe 62 along the axis direction of the.

As shown in fig. 1, the driving device 3 includes a stepping motor 31 which rotates forward and then rotates backward at a certain angle and circulates in this way, a first sprocket 32 fixed to an output shaft of the stepping motor 31, and a second sprocket 33 fixed to one end of the drum 2, wherein the first sprocket 32 and the second sprocket 33 are connected by a chain transmission.

Working way (refer to fig. 1)

S1, placing the tea leaves into the roller 2 through the feed inlet 21, and closing the cover plate 22;

s2, starting the electric heating device 7 to heat the hollow pipe 6 and the hollow branch pipe 62;

s3 starting the blower 5 to deliver compressed air into the air duct 4, the compressed air passes through the inner cavity of the air duct 4, the first through hole 41, the second through hole 61 and the third through hole 63 in sequence and is finally exhausted from the exhaust hole 23, and heat on the hollow branch pipe 62 is transferred into the tea leaves through the flow of the compressed air during the period to heat the tea leaves; meanwhile, hot air is blown to the front and rear groups of stirring rods 24 through the third through hole 63 to heat the stirring rods 24;

s4, starting the stepping motor 31, driving the stirring rod 24 to rotate forward and then rotate reversely at a certain angle by the stepping motor 31, and circulating the steps, wherein the stirring rod 24 stirs the tea leaves in the roller 2;

s5, after the tea leaves are dried to a certain degree, closing all devices, opening the cover plate 22, taking out the tea leaves, and finishing the drying process;

through alternate hollow branch pipe 62 between two sets of puddlers 24, hollow branch pipe 62 exhaust hot-blast also heats puddler 24 when heating tealeaves, and puddler 24 after the heating also heats tealeaves when stirring tealeaves, and the two superposes mutually, makes tealeaves be heated more evenly, has improved drying efficiency more.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent laws within the scope of the present invention.

Claims

1. A tea leaf drying machine is characterized in that: comprises a frame (1), a roller (2) rotationally arranged on the frame (1), a driving device (3) for driving the roller (2) to rotate, an air pipe (4) penetrated through the roller (2), a blower (5) communicated with the air pipe (4), a hollow pipe (6) sleeved on the air pipe (4) and an electric heating device (7) for heating the hollow pipe (6); wherein tuber pipe (4) rotate with the axle center with cylinder (2) and are connected, the one end that hair-dryer (5) were kept away from in tuber pipe (4) is sealed, a plurality of through-hole (41) have been seted up to the lateral wall of tuber pipe (4), hollow tube (6) rotate to be connected in cylinder (2), and the lateral wall of hollow tube (6) has seted up a plurality of through-hole two (61), the interior week lateral wall of cylinder (2) is fixed with a plurality of puddler (24), a plurality of hole (23) of airing exhaust has been seted up to the lateral wall of cylinder (2), the lateral wall of cylinder (2) is equipped with apron (22) of feed inlet (21) and closed feed.

2. The tea leaf dryer as set forth in claim 1, wherein: the orifices of the second through holes (61) radially and outwardly extend to form a section of hollow branch pipe (62) along the roller (2), one end, far away from the hollow pipe (6), of the hollow branch pipe (62) is closed, and the side wall of the hollow branch pipe (62) is provided with a plurality of third through holes (63).

3. The tea leaf dryer as set forth in claim 2, wherein: the stirring rods (24) are divided into a plurality of groups, the hollow branch pipes (62) are divided into a plurality of groups, and each group of hollow branch pipes (62) is respectively positioned between two adjacent groups of stirring rods (24).

4. The tea leaf dryer as set forth in claim 3, wherein: the stirring rods (24) face to the radial direction of the roller (2), and a spiral line taking the axis of the roller (2) as a central line is formed between the connecting points of the stirring rods (24) and the inner wall of the roller (2).

5. The tea leaf dryer as set forth in claim 4, wherein: the side wall of one hollow branch pipe (62) is provided with three (63) through holes, and the three (63) through holes are symmetrically arranged on two sides of the hollow branch pipe (62) along the axial direction of the roller (2).

6. The tea leaf dryer as set forth in claim 5, wherein: the cross section of the stirring rod (24) is rhombic, and the longer diagonal line of the rhombus is positioned in the radial surface of the roller (2).

7. The tea leaf dryer as set forth in claim 1, wherein: the rotary connection between the rotary drum (2) and the air pipe (4) and the rotary connection between the hollow pipe (6) are rotary sealing connection.

8. The tea leaf dryer as set forth in claim 1, wherein: the driving device (3) comprises a stepping motor (31) which rotates forwards and then reversely at a certain angle and circulates in the way, a first chain wheel (32) fixed on an output shaft of the stepping motor (31) and a second chain wheel (33) fixed at one end of the roller (2), wherein the first chain wheel (32) and the second chain wheel (33) are connected through chain transmission.